Rohm and Haas, Louisville, Kentucky Case Study From a maintenance standpoint, the pumps were totally dismantled and reassembled in 2 hours, excluding a rebuild of the seal. The John Crane 5620 pump seal was found to be well designed for this emulsion application, imparting only 0.05 GPH of water into the process fluid while running. The report found that the main drawbacks of the Discflo pump are the initial cost, and the relative

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